| Red Bluff to Oliveira de Frades | 5,482.91 mi (8,823.89 km) |
| Red Bluff to Oliveira do Bairro | 5,480.82 mi (8,820.53 km) |
| Red Bluff to Oliveira do Hospital | 5,512.29 mi (8,871.17 km) |
| Red Bluff to Ourem | 5,520.41 mi (8,884.24 km) |
| Red Bluff to Ovar | 5,458.88 mi (8,785.21 km) |
| Red Bluff to Pacos de Ferreira | 5,448.16 mi (8,767.96 km) |
| Red Bluff to Palmela | 5,560.33 mi (8,948.48 km) |
| Red Bluff to Paredes | 5,453.86 mi (8,777.14 km) |
| Red Bluff to Paredes de Coura | 5,410.90 mi (8,708.00 km) |
| Red Bluff to Penacova | 5,500.89 mi (8,852.82 km) |
| Red Bluff to Penafiel | 5,455.39 mi (8,779.60 km) |
| Red Bluff to Peniche | 5,504.52 mi (8,858.66 km) |
| Red Bluff to Peso da Regua | 5,476.10 mi (8,812.94 km) |
| Red Bluff to Pinhal Novo | 5,556.67 mi (8,942.59 km) |
| Red Bluff to Pinhel | 5,520.92 mi (8,885.07 km) |
